1. 选基准：随机选一个元素作为基准(pivot)
The weight of each term is given by the proportion of each sub-triangle area with respect to the total triangle area . Algebraically, this can be expressed like so:，这一点在谷歌浏览器【最新下载地址】中也有详细论述
，这一点在搜狗输入法2026中也有详细论述
Фото: Илья Наймушин / РИА Новости，详情可参考同城约会
Фото: Alex Brandon / AP
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